Which of the following elements is a liquid at room temperature?
A) chlorine
B) helium
C) mercury
D) sodium
Correct Answer:
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Q4: Gaseous elements characterized by low reactivity are
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Q18: Which of the following statements does not
Q19: Which group 5A element is most metallic?
A)N
B)P
C)Sb
D)Bi
Q31: All of the following elements are nonmetals
Q32: Which of the following elements is not
Q34: Which one of the following elements is
Q38: Which of the following is a fundamental
Q40: What symbol is used to represent the
Q158: Which of the following elements is a
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